u.s.s.r." >> the heart of the czech republic is the beautiful city of prague. today, it's the capital of a democratic state, but for more than 40 years...prague was under the thumb of moscow. because of the communist influence, one would expect that there would be a monument here to lenin. there is. but not to this lenin, one of the founders of communism, but to this lennon, one of the founders of the beatles. the people of prague call it "the lennon wall." it's covered with graffiti honoring the singer. >> i think it's neat how the city almost encourages it, 'cause in the united states, graffiti is more of a -- it's kind of looked at as not an art form. but in prague, all over the city, it's accepted as an art, which i think is interesting. >> graffiti has a special place in the hearts of people here. under communism, speaking out against government was forbidden, so graffiti was a form of political protest. when john lennon was killed in 1980, young people again turned to graffiti. to them, lennon stood for peace and artistic freedom. writing on the wall help